Διδακτορική Διατριβή (PhD) με θέμα ‘OBSTRUCTIVE SLEEP APNOEA ANDGLUCOSE INTOLERANCE’ στο NATIONAL HEART & LUNG INSTITUTE (NHLI) του Πανεπιστημίου IMPERIAL COLLEGE του Λονδίνου, Οκτώβριος, 2009
Melatonin concentration as a marker of the circadian phase in patients with obstructive sleep apnoea. Papaioannou I, Twigg GL, Kemp M, Roughton M, Hooper J, Morrell MJ, Polkey MI. Sleep Med. 2012 Feb;13(2):167-71. Epub 2011 Dec 27.
Lack of association between impaired glucose tolerance and appetite regulating hormones in patients with obstructive sleep apnea. Papaioannou I, Patterson M, Twigg GL, Vazir A, Ghatei M, Morrell MJ, Polkey MI. J Clin Sleep Med. 2011 Oct 15;7(5):486-92B.
Obstructive sleep apnea syndrome is associated with deficits in verbal but not visual memory. Twigg GL, Papaioannou I, Jackson M, Ghiassi R, Shaikh Z, Jaye J, Graham KS, Simonds AK, Morrell MJ. Am J Respir Crit Care Med. 2010 Jul 1;182(1):98-103. Epub 2010 Mar 18.